package com.qd.system.service.msg.base;

import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
import com.baomidou.mybatisplus.core.metadata.IPage;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.cdqidi.constant.ConstantDto;
import com.cdqidi.db.BaseService;
import com.cdqidi.dict.OperatorDictTemplate;
import com.cdqidi.dto.CacheKey;
import com.cdqidi.exception.ApiException;
import com.cdqidi.util.RedisTemplateUtil;
import com.qd.common.sys.domain.entity.msg.MsgReportDTO;
import com.qd.system.mapper.MsgReportMapper;
import com.qd.system.model.MsgReport;
import lombok.RequiredArgsConstructor;
import lombok.extern.slf4j.Slf4j;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;
import org.springframework.util.StringUtils;

import java.util.Arrays;
import java.util.Collections;
import java.util.List;
import java.util.Optional;

import static java.util.stream.Collectors.toList;

/**
 * 回执表
 *
 * @author sjk
 */
@RequiredArgsConstructor
@Service
@Slf4j
public class MsgReportService extends BaseService<MsgReportMapper, MsgReport> {

    private static final String PREFIX_ID = "sys_msg_report_reportId_{0}";

    private final RedisTemplateUtil<MsgReport> redisTemplateUtil;
    private final OperatorDictTemplate operatorDictTemplate;

    /**
     * 保存
     *
     * @param dto 页面对象
     * @return 页面对象
     */
    @Transactional(rollbackFor = Exception.class)
    public MsgReportDTO save(MsgReportDTO dto) {
        final MsgReport model = dtoToModel(dto);
        try {
            if (super.save(model)) {
                return modelToDto(model);
            }
            throw new ApiException("添加失败");
        } finally {
            clearCache(model);
            model.freeData();
        }
    }

    /**
     * 修改
     *
     * @param dto 页面对象
     * @return 页面对象
     */
    @Transactional(rollbackFor = Exception.class)
    public MsgReportDTO update(MsgReportDTO dto) {
        final MsgReport historyModel = Optional.ofNullable(getById(dto.getReportId())).orElseThrow(() -> new ApiException("ID不存在,不能更新"));
        final MsgReport model = dtoToModel(dto);
        try {
            if (super.updateById(model)) {
                return modelToDto(model);
            }
            throw new ApiException("更新失败");
        } finally {
            clearCache(historyModel);
            historyModel.freeData();
            model.freeData();
        }
    }

    /**
     * 批量添加
     *
     * @param mList 数据库对象
     */
    @Transactional(rollbackFor = Exception.class)
    public void saveBatch(List<MsgReport> mList) {
        try {
            if (!super.saveBatch(mList)) {
                throw new ApiException("批量添加失败");
            }
        } finally {
            clearCaches(mList);
        }
    }

    /**
     * 批量更新
     *
     * @param mList 数据库对象
     */
    @Transactional(rollbackFor = Exception.class)
    public void updateBatchIds(List<MsgReport> mList) {
        final List<String> ids = mList.stream().map(MsgReport::getReportId).collect(toList());
        final List<MsgReport> historyModelList = checkIds(ids);
        try {
            if (!super.updateBatchById(mList)) {
                throw new ApiException("批量更新失败");
            }
        } finally {
            clearCaches(historyModelList);
            historyModelList.clear();
            ids.clear();
        }
    }

    /**
     * 删除，单个
     *
     * @param reportId 主键
     */
    @Transactional(rollbackFor = Exception.class)
    public void removeById(String reportId) {
        final MsgReport historyModel = Optional.ofNullable(getById(reportId)).orElseThrow(() -> new ApiException("数据不存在,不能删除"));
        try {
            if (!super.removeById(reportId)) {
                throw new ApiException("删除失败");
            }
        } finally {
            clearCache(historyModel);
            historyModel.freeData();
        }
    }

    /**
     * 批量删除
     *
     * @param ids 主键集合
     */
    @Transactional(rollbackFor = Exception.class)
    public void removeBatchIds(List<String> ids) {
        final List<MsgReport> historyModelList = checkIds(ids);
        try {
            if (!super.removeByIds(ids)) {
                throw new ApiException("批量删除失败");
            }
        } finally {
            clearCaches(historyModelList);
            historyModelList.clear();
        }
    }

    /**
     * 根据传入对象构建查询参数，判断是否存在
     *
     * @param dto 参数
     * @return 存在为true
     */
    @Transactional(readOnly = true)
    public Boolean isExists(MsgReportDTO dto) {
        final QueryWrapper<MsgReport> queryWrapper = createQueryWrapper(dto);
        final boolean exists = super.count(queryWrapper) > 0;
        queryWrapper.clear();
        return exists;
    }

    /**
     * 根据主键判断数据是否存在
     *
     * @param reportId 主键
     * @return 存在为true
     */
    @Transactional(readOnly = true)
    public Boolean isExistsById(String reportId) {
        boolean exists = false;
        if (StringUtils.hasLength(reportId)) {
            final MsgReport model = getById(reportId);
            exists = (null != model);
            if (exists) {
                model.freeData();
            }
        }
        return exists;
    }

    /**
     * 根据主键获取数据
     *
     * @param reportId 主键
     * @return 单条记录
     */
    @Transactional(readOnly = true)
    public MsgReport getById(String reportId) {
        final String key = RedisTemplateUtil.getRedisCacheKey(PREFIX_ID, reportId);
        return redisTemplateUtil.get(new CacheKey().setKey(key).setTimeout(ConstantDto.REDIS_TIME_OUT_DAY), () -> super.getById(reportId), MsgReport.class);
    }

    /**
     * 根据主键获取数据
     *
     * @param reportId 主键
     * @return 单条记录，转换成页面对象
     */
    @Transactional(readOnly = true)
    public MsgReportDTO getByIdDto(String reportId) {
        return Optional.ofNullable(getById(reportId)).map(this::modelToDto).orElse(null);
    }

    /**
     * 根据条件查询单条数据
     *
     * @param dto 查询参数
     * @return 单条记录
     */
    @Transactional(readOnly = true)
    public MsgReport getOne(MsgReportDTO dto) {
        final QueryWrapper<MsgReport> queryWrapper = createQueryWrapper(dto);
        MsgReport model = super.getOne(queryWrapper);
        queryWrapper.clear();
        return model;
    }

    /**
     * 根据条件查询单条数据
     *
     * @param dto 查询参数
     * @return 单条记录，转换成页面对象
     */
    @Transactional(readOnly = true)
    public MsgReportDTO getOneDto(MsgReportDTO dto) {
        return Optional.ofNullable(getOne(dto)).map(this::modelToDto).orElse(null);
    }

    /**
     * 根据条件查询列表数据
     *
     * @param dto 查询参数
     * @return 列表数据
     */
    @Transactional(readOnly = true)
    public List<MsgReport> getList(MsgReportDTO dto) {
        final QueryWrapper<MsgReport> queryWrapper = createQueryWrapper(dto);
        final List<MsgReport> list = super.list(queryWrapper);
        queryWrapper.clear();
        return list;
    }

    /**
     * 根据条件查询列表数据
     *
     * @param dto 查询参数
     * @return 列表数据，转换成页面对象
     */
    @Transactional(readOnly = true)
    public List<MsgReportDTO> getListDto(MsgReportDTO dto) {
        return modelToDtoList(getList(dto));
    }

    /**
     * 分页数据
     *
     * @param page 分页对象
     * @param dto  查询参数
     * @return 分页信息
     */
    @Transactional(readOnly = true)
    public IPage<MsgReportDTO> page(Page<MsgReport> page, MsgReportDTO dto) {
        final QueryWrapper<MsgReport> queryWrapper = createQueryWrapper(dto);
        Page<MsgReport> iPage = baseMapper.selectPage(page, queryWrapper);
        Optional.ofNullable(iPage.getRecords()).ifPresent(this::modelToDtoList);
        queryWrapper.clear();
        return iPage.convert(this::modelToDto);
    }

    /**
     * 清空缓存
     *
     * @param model 数据库对象
     */
    public void clearCache(MsgReport model) {
        if (null == model) {
            return;
        }
        redisTemplateUtil.deleteByKey(RedisTemplateUtil.getRedisCacheKey(PREFIX_ID, model.getReportId()));
    }

    /**
     * 批量清空缓存
     *
     * @param list 数据库对象
     */
    public void clearCaches(List<MsgReport> list) {
        if (null == list || list.isEmpty()) {
            return;
        }
        List<String> ids = list.stream().map(model -> RedisTemplateUtil.getRedisCacheKey(PREFIX_ID, model.getReportId())).collect(toList());
        if (!ids.isEmpty()) {
            redisTemplateUtil.deleteByKey(ids);
            ids.clear();
        }
    }

    /**
     * 数据库对象转页面对象
     *
     * @param model 数据库对象
     * @return 页面对象
     */
    public MsgReportDTO modelToDto(MsgReport model) {
        if (null == model) {
            return null;
        }
        final MsgReportDTO dto = new MsgReportDTO();
        dto.setReportId(model.getReportId());
        dto.setMsgId(model.getMsgId());
        dto.setSendResult(model.getSendResult());
        dto.setReportTime(model.getReportTime());
        dto.setAddTime(model.getAddTime());
        dto.setErrCode(model.getErrCode());
        dto.setErrMsg(model.getErrMsg());
        buildDisplay(dto);
        return dto;
    }

    /**
     * 页面对象转数据库对象
     *
     * @param dto 页面对象
     * @return 数据库对象
     */
    public MsgReport dtoToModel(MsgReportDTO dto) {
        if (null == dto) {
            return null;
        }
        final MsgReport model = new MsgReport();
        model.setReportId(dto.getReportId());
        model.setMsgId(dto.getMsgId());
        model.setSendResult(dto.getSendResult());
        model.setReportTime(dto.getReportTime());
        model.setAddTime(dto.getAddTime());
        model.setErrCode(dto.getErrCode());
        model.setErrMsg(dto.getErrMsg());
        return model;
    }

    /**
     * 码表转换
     *
     * @param dto 页面对象
     */
    public void buildDisplay(MsgReportDTO dto) {
        operatorDictTemplate.execute(dto);
    }

    /**
     * 数据库对象转页面对象
     *
     * @param list 数据库对象
     * @return 页面对象
     */
    public List<MsgReportDTO> modelToDtoList(List<MsgReport> list) {
        return Optional.ofNullable(list).orElse(Collections.emptyList()).stream().map(this::modelToDto).collect(toList());
    }

    /**
     * 页面对象转数据库对象
     *
     * @param list 页面对象
     * @return 数据库对象
     */
    public List<MsgReport> dtoToModelList(List<MsgReportDTO> list) {
        return Optional.ofNullable(list).orElse(Collections.emptyList()).stream().map(this::dtoToModel).collect(toList());
    }

    /**
     * 拼装查询参数，除了主键的其他字段会自动加入进来
     *
     * @param dto 查询参数，不为空的属性会被自动加入
     */
    public QueryWrapper<MsgReport> createQueryWrapper(MsgReportDTO dto) {
        final QueryWrapper<MsgReport> queryWrapper = new QueryWrapper<>();
        if (null != dto) {
            if (StringUtils.hasLength(dto.getMsgId())) {
                queryWrapper.eq("msg_id", dto.getMsgId());
            }
            if (StringUtils.hasLength(dto.getErrCode())) {
                queryWrapper.eq("err_code", dto.getErrCode());
            }
            if (StringUtils.hasLength(dto.getErrMsg())) {
                queryWrapper.eq("err_msg", dto.getErrMsg());
            }
        }
        queryWrapper.orderByDesc("report_time");
        return queryWrapper;
    }

    /**
     * 批量检查主键在数据库中是否存在
     *
     * @param ids 主键集合
     * @return 主键查询出来的集合
     */
    public List<MsgReport> checkIds(List<String> ids) {
        if (null == ids || ids.isEmpty()) {
            throw new ApiException("ids不能为空");
        }
        final List<MsgReport> list = super.listByIds(ids);
        if (list.isEmpty()) {
            throw new ApiException("ids不存在" + Arrays.toString(ids.toArray()));
        }
        if (ids.size() == list.size()) {
            return list;
        }
        List<String> dbIds = list.stream().map(MsgReport::getReportId).collect(toList());
        final List<String> notExistsList = ids.stream().filter(id -> !dbIds.contains(id)).collect(toList());
        dbIds.clear();
        if (!notExistsList.isEmpty()) {
            throw new ApiException("ids不存在" + Arrays.toString(notExistsList.toArray()));
        }
        return list;
    }

    @Transactional(readOnly = true)
    public List<MsgReport> getListByMsgId(String msgId) {
        final QueryWrapper<MsgReport> queryWrapper = new QueryWrapper<>();
        queryWrapper.eq("msg_id", msgId);
        List<MsgReport> msgReports = getBaseMapper().selectList(queryWrapper);
        queryWrapper.clear();
        return msgReports;
    }

    @Transactional(readOnly = true)
    public List<MsgReportDTO> getListByMsgIdDTO(String msgId) {
        return modelToDtoList(getListByMsgId(msgId));
    }
}